function ThemeNotUsingClassyLibraryTest::confirmNoClassyAssets

Confirms a library is not loading any Classy assets.

Parameters

string $library_name: The library name.

string[][] $library_definition: The data for a library, as defined in a theme's `.libraries.yml` file.

string $type: The type of asset, either 'js' or 'css'.

File

core/tests/Drupal/KernelTests/Core/Theme/ThemeNotUsingClassyLibraryTest.php, line 310

Class

ThemeNotUsingClassyLibraryTest

Tests that themes do not depend on Classy libraries.

Namespace

Code

protected function confirmNoClassyAssets($library_name, array $library_definition, $type) {
    // Get the Classy version of the library being overridden.
    $classy_library = $this->classyLibraries[str_replace('classy/', '', $library_name)];
    // Get a list of all CSS or JS files loaded by the Classy library.
    $files_used_in_classy_library = array_map(function ($item) {
        return str_replace('core/themes/classy/', '', $item['data']);
    }, $classy_library[$type]);
    $files_used_by_library_override = [];
    if ($type === 'js') {
        foreach ($library_definition[$type] as $js_file => $options) {
            $files_used_by_library_override[] = $js_file;
        }
    }
    elseif ($type === 'css') {
        foreach ([
            'component',
            'layout',
        ] as $category) {
            if (isset($library_definition[$type][$category])) {
                foreach ($library_definition[$type][$category] as $css_file => $options) {
                    $files_used_by_library_override[] = $css_file;
                }
            }
        }
    }
    $classy_files_still_loading = array_diff($files_used_in_classy_library, $files_used_by_library_override);
    $this->assertEmpty($classy_files_still_loading, "{$library_name} is overridden, but the theme is still loading these files from Classy. " . print_r($classy_files_still_loading, 1));
}